8157900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 23998464

約数和(自身を除く): 15840564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 142, 150, 213, 284, 300, 355, 383, 426, 710, 766, 852, 1065, 1149, 1420, 1532, 1775, 1915, 2130, 2298, 3550, 3830, 4260, 4596, 5325, 5745, 7100, 7660, 9575, 10650, 11490, 19150, 21300, 22980, 27193, 28725, 38300, 54386, 57450, 81579, 108772, 114900, 135965, 163158, 271930, 326316, 407895, 543860, 679825, 815790, 1359650, 1631580, 2039475, 2719300, 4078950, 8157900]

約数ペア:

[(1, 8157900), (2, 4078950), (3, 2719300), (4, 2039475), (5, 1631580), (6, 1359650), (10, 815790), (12, 679825), (15, 543860), (20, 407895), (25, 326316), (30, 271930), (50, 163158), (60, 135965), (71, 114900), (75, 108772), (100, 81579), (142, 57450), (150, 54386), (213, 38300), (284, 28725), (300, 27193), (355, 22980), (383, 21300), (426, 19150), (710, 11490), (766, 10650), (852, 9575), (1065, 7660), (1149, 7100), (1420, 5745), (1532, 5325), (1775, 4596), (1915, 4260), (2130, 3830), (2298, 3550)]